Finding the Fourth Proportional to 260,821.02, 359,805.84 and 170,135.82
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Solution
The fourth proportional to 260,821.02, 359,805.84 and 170,135.82 is: 234,704.48
Step by Step Solution
- Step 1: Write the proportion equation
260,821.02 : 359,805.84 = 170,135.82 : x - Step 2: Convert to fraction form
260,821.02/359,805.84 = 170,135.82/x - Step 3: Cross multiply
260,821.02x = 359,805.84 × 170,135.82 - Step 4: Simplify right side
260,821.02x = 61,215,861,629.19 - Step 5: Solve for x
x = 61,215,861,629.19/260,821.02 - Step 6: Final answer
x = 234,704.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.